When 98.88 grams of fictional compound X is added to water to make 386.9 grams of solution, the temperature increases from 18.46 °C to 60.70 °C. What is the heat of solution for compound X given that the molar mass of compound X is 125.14 g/mol? Assume the specific heat capacity of the solution is 4.18 J/g°C.     20.62 kJ/mol     86.45 kJ/mol     68.31 kJ/mol     -68.31 kJ/mol     -86.45 kJ/mol

Chemistry
10th Edition
ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Chapter1: Chemical Foundations
Section: Chapter Questions
Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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  1. When 98.88 grams of fictional compound X is added to water to make 386.9 grams of solution, the temperature increases from 18.46 °C to 60.70 °C. What is the heat of solution for compound X given that the molar mass of compound X is 125.14 g/mol? Assume the specific heat capacity of the solution is 4.18 J/g°C.
       
    20.62 kJ/mol
       
    86.45 kJ/mol
       
    68.31 kJ/mol
       
    -68.31 kJ/mol
       
    -86.45 kJ/mol
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